LibreELEC.tv/scripts/checkdeps

#!/bin/bash

################################################################################
#      This file is part of OpenELEC - http://www.openelec.tv
#      Copyright (C) 2009-2016 Stephan Raue (stephan@openelec.tv)
#
#  OpenELEC is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 2 of the License, or
#  (at your option) any later version.
#
#  OpenELEC is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with OpenELEC.  If not, see <http://www.gnu.org/licenses/>.
################################################################################

. config/options $1

get_deps() {
  need=()
  need_pkg=()

  for i in "${!deps[@]}"; do
    dep=${deps[$i]}
    dep_pkg=${deps_pkg[$i]}
    [ -z "`which $dep 2>/dev/null`" ] && need+=($dep) && need_pkg+=("$dep_pkg")
  done

  for i in "${!files[@]}"; do
    file=${files[$i]}
    file_pkg=${files_pkg[$i]}
    installed=N
    [ $installed == N -a -f "$file" ] && installed=Y
    [ $installed == N ] && need+=($file) && need_pkg+=("$file_pkg")
  done

  for i in "${!perl_mod[@]}"; do
    mod=${perl_mod[$i]}
    pkg=${perl_pkg[$i]}

    if ! perl -M"$mod" -e exit 2>/dev/null; then
      need+=(perl::$mod)
      need_pkg+=($pkg)
    fi
  done
}

get_yes_no()
{
  local ans
  read -p "Would you like to install the needed tools ? (y/n) " ans
  [ "${ans,,}" == "y" ] && return 0
  [ "${ans,,}" == "yes" ] && return 0
  return 1
}

if  [ -f /etc/lsb-release ]; then
  DISTRO=$(grep DISTRIB_ID /etc/lsb-release | cut -d "=" -f 2 | tr A-Z a-z)
fi

if  [ -f /etc/os-release ]; then
  DISTRO=$(grep ^ID= /etc/os-release | cut -d "=" -f 2 | tr A-Z a-z)
fi

deps=(wget bash bc gcc sed patch lsdiff tar bzip2 gzip perl gawk gperf zip unzip diff lzop)
deps_pkg=(wget bash bc gcc sed patch patchutils tar bzip2 gzip perl gawk gperf zip unzip diffutils lzop)

files=(/usr/include/stdio.h /usr/include/ncurses.h)
files_pkg=(libc6-dev libncurses5-dev)

perl_mod=(JSON)

case "$DISTRO" in
    fedora|centos|rhel)
      deps+=(g++ mkfontscale mkfontdir bdftopcf xsltproc java python)
      deps_pkg+=(gcc-c++ xorg-x11-font-utils xorg-x11-font-utils xorg-x11-font-utils libxslt java-1.7.0-openjdk python2)
      [[ ! `rpm -qa glibc-static` ]] && deps+=(glibc-static) && deps_pkg+=(glibc-static)
      [[ ! `rpm -qa libstdc++-static` ]] && deps+=(libstdc++-static) && deps_pkg+=(libstdc++-static)
      files_pkg=(glibc-headers ncurses-devel)
      perl_pkg=(perl-JSON)
      ;;
    gentoo)
      deps+=(g++ mkfontscale mkfontdir bdftopcf xsltproc java python)
      deps_pkg+=("gcc[cxx]" mkfontscale mkfontdir bdftopcf libxslt virtual/jre python)
      files_pkg=(glibc ncurses)
      perl_pkg=(JSON)
      ;;
    arch)
      deps+=(g++ mkfontscale mkfontdir bdftopcf xsltproc java python)
      deps_pkg+=(g++ xorg-mkfontscale xorg-mkfontdir xorg-bdftopcf libxslt "java-runtime-common jdk8-openjdk" python2)
      perl_pkg=(perl-json)
      ;;
    opensuse)
      deps+=( g++ mkfontscale mkfontdir bdftopcf xsltproc java python)
      deps_pkg+=(gcc-c++ mkfontscale mkfontdir bdftopcf libxslt-tools java-1_8_0-openjdk python)
      [[ ! `rpm -qa glibc-devel-static` ]] && deps+=(glibc-devel-static) && deps_pkg+=(glibc-devel-static)
      perl_pkg=(perl-JSON)
      ;;
    *)
      deps+=(g++ mkfontscale mkfontdir bdftopcf xsltproc java python)
      deps_pkg+=(g++ xfonts-utils xfonts-utils xfonts-utils xsltproc default-jre python)
      perl_pkg=(libjson-perl)
      ;;
esac

# project specific dependencies
if [ -n "$EXTRA_DEPS" ] ; then
  deps+=($EXTRA_DEPS)
fi
if [ -n "$EXTRA_DEPS_PKG" ] ; then
  deps_pkg+=($EXTRA_DEPS_PKG)
fi

# distro specific dependencies
if [ -n "$DISTRO_DEPS" ] ; then
  deps+=($DISTRO_DEPS)
fi
if [ -n "$DISTRO_DEPS_PKG" ] ; then
  deps_pkg+=($DISTRO_DEPS_PKG)
fi

get_deps

if [ "${#need[@]}" -gt 0 ]; then
  echo "**** Your system lacks the following tools needed to build $DISTRONAME ****"
  for i in "${!need[@]}"; do
    echo "${need[$i]} provided by ${need_pkg[$i]}"
  done
  echo "**** You seem to use a $DISTRO system ****"

  case "$DISTRO" in
    ubuntu|debian|linuxmint|\"elementary\")
      get_yes_no && sudo apt-get install "${need_pkg[@]}"
      ;;
    fedora|centos|rhel)
      if [ `which dnf` ]; then YUM=dnf; else YUM=yum; fi
      get_yes_no && sudo $YUM install "${need_pkg[@]}"
      ;;
    gentoo)
      get_yes_no && sudo emerge --ask --deep "${need_pkg[@]}"
      ;;
    mageia)
      get_yes_no && sudo urpmi "${need_pkg[@]}"
      ;;
    arch)
      get_yes_no && sudo pacman -Sy "${need_pkg[@]}"
      ;;
    opensuse)
      get_yes_no && sudo zypper install -y --no-recommends "${need_pkg[@]}"
      ;;
    *)
      echo "**** unsupported distro $DISTRO ****"
      exit 1
      ;;
  esac
fi

get_deps

if [ "${#need[@]}" -gt 0 ]; then
  echo "**** The following packages were not installed correctly ****"
  for i in "${!need[@]}"; do
    echo "${need[$i]} provided by ${need_pkg[$i]}"
  done
  echo "********"
  exit 1
fi